Home / 733,309,203.84-1,014,631,489.44-639,419,134.96

Finding the Fourth Proportional to 733,309,203.84, 1,014,631,489.44 and 639,419,134.96

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Solution

The fourth proportional to 733,309,203.84, 1,014,631,489.44 and 639,419,134.96 is: 884,722,005.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,309,203.84 : 1,014,631,489.44 = 639,419,134.96 : x
  2. Step 2: Convert to fraction form
    733,309,203.84/1,014,631,489.44 = 639,419,134.96/x
  3. Step 3: Cross multiply
    733,309,203.84x = 1,014,631,489.44 × 639,419,134.96
  4. Step 4: Simplify right side
    733,309,203.84x = 648,774,789,280,901,248
  5. Step 5: Solve for x
    x = 648,774,789,280,901,248/733,309,203.84
  6. Step 6: Final answer
    x = 884,722,005.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.